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Analysis

  • max time kernel
    93s
  • max time network
    99s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/02/2024, 18:26

General

  • Target

    https://www.eki.co.jp-admin.xxbeo.cn/

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://www.eki.co.jp-admin.xxbeo.cn/
    1⤵
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3924
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ff8509f9758,0x7ff8509f9768,0x7ff8509f9778
      2⤵
        PID:532
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1764 --field-trial-handle=1848,i,17268492601562084657,3593266000291178327,131072 /prefetch:2
        2⤵
          PID:2240
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2140 --field-trial-handle=1848,i,17268492601562084657,3593266000291178327,131072 /prefetch:8
          2⤵
            PID:3728
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2224 --field-trial-handle=1848,i,17268492601562084657,3593266000291178327,131072 /prefetch:8
            2⤵
              PID:2764
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=3012 --field-trial-handle=1848,i,17268492601562084657,3593266000291178327,131072 /prefetch:1
              2⤵
                PID:1896
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3020 --field-trial-handle=1848,i,17268492601562084657,3593266000291178327,131072 /prefetch:1
                2⤵
                  PID:5048
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4820 --field-trial-handle=1848,i,17268492601562084657,3593266000291178327,131072 /prefetch:8
                  2⤵
                    PID:2652
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5048 --field-trial-handle=1848,i,17268492601562084657,3593266000291178327,131072 /prefetch:8
                    2⤵
                      PID:2796
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --mojo-platform-channel-handle=4964 --field-trial-handle=1848,i,17268492601562084657,3593266000291178327,131072 /prefetch:1
                      2⤵
                        PID:2448
                    • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
                      "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
                      1⤵
                        PID:2560

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State

                        Filesize

                        672B

                        MD5

                        8b87e81f6fec4687f2626bbe47e29519

                        SHA1

                        60cfebd159d2ae0f8cc51f3a14fe6ac6adf8902f

                        SHA256

                        00fad537b128e558013d28d025e80d58358f24ff52c04390e5ddd1bcbb4e4274

                        SHA512

                        fefb14d5123e45e20405aa26c69bfe3a6e4aa2961043d92caf96856c5539723450f40f6d9332cb4e29b617d8d2ddc3fafee7bb8d65d05b267be05652c13978c2

                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                        Filesize

                        5KB

                        MD5

                        f9b4c1d3d3eec3b5e8de01e08763a0fd

                        SHA1

                        25174febca8b1245fbf07c66d6bf0b1df5a22e10

                        SHA256

                        b7a37921edd403fbce6aaed7eb47fa57448f04768d88865d8c6a9c6e02482596

                        SHA512

                        ec90a56f1d329b7038f12ad621acda206e8b19372c558733dddef7201ff1c6eb5c81940a7d3f8e76e7ed689611110d3eff581d731371d3b2bfa8eefe1d0a12a1

                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                        Filesize

                        5KB

                        MD5

                        f28d5e38245620f05ed810dfdf6917da

                        SHA1

                        5c862cf6ef59b3cd4be9d92b2e067058a9b56a89

                        SHA256

                        2a29a7ee347f3ff0ce31b48c8bd4970ef6430c971d702b1afa242618c6d34185

                        SHA512

                        c9083fbdbde502408b387c5e77f8df2f0e51beb412532db5c1a5e8c465721a5a1ac66d5c45e9dd0fc769c0e1b5ce9a5c7a065a0393ef4f8fe0ec728fed0461f4

                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                        Filesize

                        5KB

                        MD5

                        42f6d52784d7cbd68196ccd46e48c1e1

                        SHA1

                        35664ec41e740c67e56d9e25538159a05151c76c

                        SHA256

                        65b51f14dab5cf5841856221ea0b38b328ef348656a0462bfd417844449d252b

                        SHA512

                        916d20bf25c5f7caec2b5c5c86ced60d6e63637a711f9e1a31a6ed3d7855a5bb098fae489501dd8f561cac9c127b74ccdacd5e1645bc58cb5041528453389271

                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                        Filesize

                        130KB

                        MD5

                        3f0d31421c89b2d163ecfeffcbecedcf

                        SHA1

                        defb1997087084afe11f72c494bc32b08e22f866

                        SHA256

                        2fada8133c5dc6b7c7004166b046e04b6eaf796fa25ef64e1a03893a3c988897

                        SHA512

                        148c6148f32b42cedebd2653a7953d885acb7f77ef6310a3f8859581ba971102c66e23d62f2747e10f8cd4fcfcb207fb49011ffc94e586937be320c00c8dacd3

                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\persisted_first_party_sets.json

                        Filesize

                        2B

                        MD5

                        99914b932bd37a50b983c5e7c90ae93b

                        SHA1

                        bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                        SHA256

                        44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                        SHA512

                        27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd